1.Designed to be easily installed in an existing or new duct.
2.Made of galvanized and are used to regulate airflow.
3.Size available in 150mm to 450mm.
Damper Blade, DB
1.Round damper blades are designed to help regulate the volume of air moving through duct systems.
2.Round damper blades can be used as positive shutoffs, and can also be used for automatic control in low-leakage HVAC systems, or systems requiring modulating airflow.
3.Control dampers are typically installed inside ductwork of low to medium airflow velocity and static pressure capabilities.
4.Plain damper blade, grooved damper blade.
5.Spring bearing, solid bearing, stud.